Recent content by Johnm227

  1. J

    Mercruiser 5.7

    @Scott06 @cyclops222 @Fun Times do you think I need to shim my new starter? Edit: Adding new starter and spark plugs 18-5913 Permanent Magnet Starter 18-8804-1 Spark Plug Wire Set for Mercruiser Stern Drives
  2. J

    Mercruiser 5.7

    That makes a lot of sense since this engine does have the TKS. I’ll avoid connecting it to the coil and just ground it to the engine block. I’ve already replaced the coil, starter, and 90A fuse, and fuel flow seems solid. I’ll move on to verifying continuous spark next and double-check fuel...
  3. J

    Mercruiser 5.7

    I could use some help troubleshooting my engine. The engine cranks but won’t fire up. I’ve already replaced the starter, the 90-amp fuse, and the ignition coil, but it’s still not turning over completely or sometimes it starts intermittently. Also, I have a ground wire that I am not sure if it...
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